<md-nav-list>
  <h3 md-subheader>项目</h3>
  <md-list-item  >
    <md-icon md-list-icon svgIcon="projects"></md-icon>
    <span md-line>项目首页</span>
    <span md-line md-subheader>查看您的所有项目</span>
  </md-list-item>

  <h3 md-subheader>日历</h3>
  <md-list-item>
    <md-icon md-list-icon svgIcon="month"></md-icon>
    <span md-line>月视图</span>
    <span md-line md-subheader>按月查看您的任务</span>
  </md-list-item>
  <md-list-item>
    <md-icon md-list-icon svgIcon="week"></md-icon>
    <span md-line>周视图</span>
    <span md-line md-subheader>按周查看您的任务</span>
  </md-list-item>
  <md-list-item>
    <md-icon md-list-icon [svgIcon]="today"></md-icon>
    <span md-line>日视图</span>
    <span md-line md-subheader>按天查看您的任务</span>
  </md-list-item>
</md-nav-list>
